Text Diff & Compare
Compare two pieces of text to instantly highlight additions, deletions, and changes.
Original Text
Changed Text
Difference Result
Removed
Added
Select your text above and click Compare Text to view the differences here.
About the Text Diff Checker
Finding changes in two massive blocks of text or code can be like looking for a needle in a haystack. The OnlinePaste.com Diff Checker highlights the exact modifications made between an original document and a changed document, coloring additions in green and deletions in red.
Multiple Diff Modes
- Words (Default): Best for essays, blog posts, and standard writing. Evaluates changes word-by-word.
- Lines: The industry standard for comparing programming code. Highlights entire lines that have been altered, added, or removed.
- Characters: The strictest mode. Analyzes string differences letter-by-letter to catch tiny typos or subtle grammar shifts.
100% Private & Secure
Whether you are comparing proprietary source code, legal contracts, or confidential emails, your data is completely secure. The difference engine runs entirely in your browser via JavaScript. Nothing is ever uploaded, processed, or saved on our servers.